#### Answer

$(-8)^{0}$

#### Work Step by Step

We start with the given expression: $(-8)^{5}\times(-8)^{-5}$
To multiply powers with the same base, we add the exponents.
Therefore, $(-8)^{5}\times(-8)^{-5}=(-8)^{5+(-5)}=(-8)^{0}$

Published by
Prentice Hall

ISBN 10:
0133500403

ISBN 13:
978-0-13350-040-0

$(-8)^{0}$

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